Last Alien Supper

"Battlestar Galactica has gotten the Last Supper treatment. So have Lost and Star Wars. So why shouldn't Sigourney Weaver and the others stars of Alien also get to populate one of the world's most famous paintings?"

Alien Last Supper, from B3ta user The Great Architect in challenge to create retro sci-fi movie posters. (Link via John Farrier at Neatorama, who knows I love my Last Suppers)